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2results about How to "Solve lightweight" patented technology

A design method of a folding strut lower strut based on carbon fiber three-dimensional weaving technology

PendingCN122433376AExcellent interlayerImprove mechanical properties
The application belongs to the technical field of three-dimensional weaving based on RTM process, and particularly relates to a folding strut lower strut design method based on carbon fiber three-dimensional weaving technology. The method comprises the following steps: determining the design requirements of the folding strut lower strut of the carbon fiber three-dimensional weaving technology, designing a folding strut lower strut scheme according to the design requirements; taking the outer curved surface of the folding strut lower strut as a reference, constructing a folding strut lower strut finite element model according to the folding strut lower strut scheme, and obtaining the lower strut load and constraint according to the folding strut mechanism form; performing structure regularization on the folding strut lower strut finite element model; performing three-dimensional weaving design according to the folding strut lower strut finite element model to obtain a preformed carbon fiber three-dimensional woven lower strut; integrally forming the preformed carbon fiber three-dimensional woven lower strut through the RTM process to obtain a carbon fiber three-dimensional woven lower strut product; and checking the carbon fiber three-dimensional woven lower strut product according to the lower strut load and constraint.
Owner:SHENYANG AIRCRAFT DESIGN INST AVIATION IND CORP OF CHINA

A defect sensing method suitable for measuring electric field distortion of extra-high voltage GIS

PendingCN122506305AComply with the law of co-evolutionSolve the problem of physical distortion
The application discloses a kind of suitable for ultra-high voltage GIS electric field distortion measurement defect perception methods, comprising: obtaining electric field distortion array measurement data;According to electric field distortion array measurement data, based on physical constraint condition, generate data enhancement for adversarial network, construct high-density sample library;Design the recognition network based on space-time feature decoupling and attention fusion, realize defect type, location and property matching;Introduce parameter shaping quantization strategy, and the recognition network trained based on high-density sample library is lightened and reformed;Realize the real-time detection and partial discharge early warning of GIS internal fixed / suspended particles based on the recognition network after lightening.This application significantly improves model inference speed and deployment efficiency through parameter shaping quantization, and is suitable for intelligent operation and maintenance of ultra-high voltage GIS equipment.
Owner:HEFEI UNIV OF TECH +1